Choosing the right intake manifold for a Mopar 440 can improve throttle response, airflow, and overall engine efficiency. This guide highlights top aftermarket and OEM-compatible options, focusing on durability, compatibility, and performance across common 440 Mopar builds. Whether you’re restoring a classic or boosting a modern rebuild, the right manifold can help your 440 breathe better and run smoothly.
Summary of Selected Products
- Speedmaster 1-147-061-01: HiRise aluminum intake for Mopar big-blocks including 440, satin finish.
- Mopar Genuine 4884495AK: OEM Mopar intake manifold, known fit for many Mopar engines.
- JGhyperX DM-3812 55026 7576: Aluminum dual-plane intake for small block Mopar; included for cross-compatibility insights.
- BATONECO Air Gap Dual Plane: Satin aluminum, dual plane design, compatible with small-block Mopar configurations.
- Mopar 05184693AE: OEM style manifold with direct fit for selected Mopar engines.
Speedmaster 1-147-061-01 Intake Manifold for Mopar Big-Block
Brand: Speedmaster
Features: 147 Intake Manifold, Carbureted. Speedmaster emphasizes a blend of classic and modern engineering, aiming for distinctive DNA in performance parts. The product line highlights track-proven durability and a focus on delivering product perfection for road, race, and recreation contexts.
Genuine Mopar Intake Manifold 4884495AK
Brand: Mopar
Features: Genuine OEM Mopar intake manifold, part number 4884495AK. The package weight is listed at 1.0 pounds, reflecting a compact OEM installation piece suitable for direct fitment in compatible Mopar engines.
JGhyperX DM-3812 55026 7576 Aluminum Dual Plane
Brand: JGhyperX
Features: Aluminum dual-plane intake compatible with Chrysler Mopar small block LA engines across 1967-2003 (318, 340, 360). RPM range 1,500-6,500; 4-barrel carburetor mounting; standard deck height; includes complete intake assembly with basic components. Useful for cross-compatibility discussions even when not a direct 440 fit.
BATONECO Air Gap Dual Plane Intake Manifold
Brand: BATONECO
Features: Dual Plane for optimum fuel distribution with a dual bolt pattern compatible with 1967-1991 318 and 1992-2003 318 Magnum V8 engines. The design aims to keep hot engine oil away from intake runners for a cooler, denser charge, potentially boosting horsepower and efficiency. Will work best in small-to-mid block Mopar builds but offers insights into gap design advantages.
Mopar 05184693AE Manifold Intake Manifold
Brand: Mopar
Features: OEM part that fits specific Mopar vehicles, part number 05184693AE. Represents a direct-fit option for preserved engine configurations, maintaining factory integrity and compatibility with typical Mopar intake manifolds.
Haytalras DM-3812 55026 7576 Aluminum Dual Plane
Brand: Haytalras
Features: Compatible with Chrysler Mopar small block LA engines (1967-2003), 318/340/360 V8s. Dual plane design, carbureted configuration with part numbers including 7576, 85026, and DM-3812. RPM range 1,500-6,500. Provides a reference point for dual-plane performance in small-block Mopar contexts and potential cross-compatibility considerations for broader engine builds.
Buying Guide: Key Considerations For A Mopar 440 Manifold
- Engine compatibility: The Mopar 440 is a big-block engine; confirm that an aftermarket manifold is designed for big-block Mopar or explicitly states compatibility with 440. Some listings cover broader Mopar engines or small-block applications, which may require adapters or modifications.
- Manifold type and airflow: High-rise and mid-rise manifolds generally improve top-end power on larger displacement engines, while dual-plane designs favor low- and mid-range torque. Decide based on your build goals—street cruising vs. strip performance.
- Carburetion vs. fuel injection: Check if the manifold is carbureted or designed for fuel injection. Carbureted manifolds require compatible carb setups, while modern EFI-friendly plates may need adapters.
- Materials and finish: Aluminum manifolds are common for weight savings and heat dissipation. Satin finishes are primarily cosmetic but can affect corrosion resistance and aesthetics in visible engine bays.
- OEM vs. aftermarket: OEM Mopar parts offer direct fit and reliability, but aftermarket options can provide performance gains and price versatility. Consider return policies and warranties when comparing.
- Installation and machine work: Some manifolds require additional milling, gaskets, or hardware. Verify deck height, mounting bolt patterns, and carburetor flange types to ensure a proper seal and fit.
- Holley/Quadrajet compatibility: If you plan to upgrade carburetors, ensure the manifold’s flange is compatible with your chosen carburetor (4-barrel square bore is common for big-block Mopars).
- Real-world performance data: Seek build journals or dyno results specific to 440 Mopar combinations to gauge expected improvements under your chosen rpm range.
- Availability and sourcing: OEM Mopar parts may be harder to source during certain periods, while aftermarket options can be more readily stocked but vary in quality and support.
- Maintenance and longevity: Aluminum manifolds resist corrosion and heat, but quality gaskets and proper torquing are essential for long-term reliability across temperature cycles.
Choosing the right intake manifold involves balancing fitment, performance goals, and your engine’s configuration. For a 440 Mopar, prioritize big-block compatibility, airflow characteristics suitable for your RPM range, and the availability of compatible carburetors or fuel systems. Review product specifics, check for user feedback on similar builds, and confirm the exact model year and engine code compatibility before purchase.